Radical Expressions and Rational Exponents Review

Simplify writing your answer with a positive exponent

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 Simplify:   2√40 - 3√10 

• 5√10

• √10

• -√30

• 7³
• 7
• 7^3/4
• 7^4/3

In a rational exponent, the _____ corresponds to the denominator of radical expression.

• radical

• base

• power

• index

Re-write the following expressions in radical form.

Re-write the following expressions in radical form.

Re-write and simplify the following expressions in radical form.

Which expression with a fractional exponent best represents √7 ?

• 7 ^½

• 7¼

• 7⅓

• 2⁷

Write each expression in exponential form.

• A

• B

• C

• D

Evaluate:

• 2

• 4

• 16

• 64